Endurance B2.5U Electronic Upright Exercise Bike The 24 lb. precision balanced flywheel and super-silent poly-V belt drive system Profile Matrix LED display provides you with an interactive conduit to the efficiency Rollaway Convenience. Front transport wheels allow you to roll the Endurance B2.5U to a convenient corner or out-of-the-way area of your home Plug in model and mean the Endurance B2.5U will take you for a smooth quiet ride Endurance In Home Lifetime Warranty that covers everything. Forever. Period Monitoring of your workout, including speed, distance, time, resistance, calories